Home / 19,671.62-29,533.15-11,680.98

Finding the Fourth Proportional to 19,671.62, 29,533.15 and 11,680.98

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Solution

The fourth proportional to 19,671.62, 29,533.15 and 11,680.98 is: 17,536.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671.62 : 29,533.15 = 11,680.98 : x
  2. Step 2: Convert to fraction form
    19,671.62/29,533.15 = 11,680.98/x
  3. Step 3: Cross multiply
    19,671.62x = 29,533.15 × 11,680.98
  4. Step 4: Simplify right side
    19,671.62x = 344,976,134.49
  5. Step 5: Solve for x
    x = 344,976,134.49/19,671.62
  6. Step 6: Final answer
    x = 17,536.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.